(Fixes typo in dateline)DUBAI, May 1 (Reuters) - Here are some factors that may affect Middle East stock markets on Thursday. Reuters has not verified the press reports and does not vouch for their accuracy.INTERNATIONAL/REGIONAL* GLOBAL MARKETS-China PMI underwhelms, markets resilientMKTS/GLOB* Oil finishes above $108 after trading lower on fundamentals O/R* Gold stifled by US growth optimism; fu